Solve the quadratic equation. Write complex solutions in standard form.x(2x + 3) = -4
A. 
± 
B. - 
± 
C. - 
± 
D. 
± 
Answer: B
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Translate into an equation. Do not solve the equation.Let S represent Kerry's monthly salary. Kerry's monthly salary decreased by $900 equals $1540.
A. S - 900 = 1540 B. S + 900 = 1540 C. S = 1540 - 900 D. S ÷ 900 = 1540
Use the Pythagorean Theorem to find the missing side of the right triangle.
A. 87
B. 3
C. 63
D. 3
Find a polynomial of least degree with only real coefficients and having the given zeros.2 - i, -6
A. f(x) = x3 + 2x2 - 19x + 30 B. f(x) = x3 - 2x2 - 19x + 24 C. f(x) = x3 - 2x2 - 19x - 30 D. f(x) = x3 + 4x2 - 20x + 30
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 - 5x - 6 = 0
A. One real solution B. Two different real-number solutions C. Two different imaginary-number solutions